Claude Opus 4.7

Claude Opus 4.7 is Anthropic's stronger Opus tier for advanced software work and high-stakes reasoning. It is the latest in the claude-opus line, following Claude Opus 4.6 released 2026-02-04. It has a 1,000,000 token context window and a 128,000 token max output. Input costs from $5.00 per million tokens, output from $25.00, cached input from $0.50. Weights are not open. It supports reasoning mode, tool calling, and accepts image, pdf, and text, returning text. Knowledge cutoff is 2026-01-31. Served by 27 hosts.

Same headline figures as Claude Opus 4.6.

Range across the hosts that serve it: up to $6.00 per 1M input tokens.

• ·1M token context window for large codebases
• ·128K token max output for long generations
• ·Reasoning mode and tool calling supported
• ·Accepts image, PDF, and text inputs

• Reach for it for advanced software development tasks
• Reach for it for high-stakes reasoning and analysis
• Reach for it for processing very long documents with 1M token context

27 hosts serve this model at the price above · the maker's documentation

The registry keeps the six most recent versions of a line. Older ones stay in the file and can be surfaced without a rebuild.

What is the context window?

1,000,000 tokens, with a max output of 128,000 tokens.

Can it process images?

Yes, it accepts image, PDF, and text inputs, and returns text.

Is it open weights?

No, weights are not open. It is served by 27 hosts.